S203-K50

ABB Miniature Circuit Breakers, S200 Series

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Item Number S203-K50
Mfg Item Number S203-K50
Series S200
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s203-k50 Part Image

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Overview

ABB

Miniature Circuit Breakers, S200 Series

Item# S203-K50 - Circuit Breaker, 3-P, 50A/480V, K, 480Y/277VAC, UL1077 Recognized, DIN Rail Mount, [email protected]

S200 Series Information
  • Supplemental Protector
  • Use as Overcurrent Protection
  • UL 1077 - E76126
  • B, C, D, K Trip Characteristics
  • AC Rated
The S200 Series of miniature circuit breakers from ABB offer a compact solution to your protection requirements. These miniature breakers are current limiting, DIN rail mounted and can offer a good equivalent to fused systems. Application specific trip curves of B, C, D and K, provide maximum circuit protection. A wide range of accessories will complete the installation including shunt trips, auxiliary contacts, alarm contacts, undervoltage release, busbars and much more.

  • 480Y/277 VAC
  • 0.5 to 63 Amps
  • Line and Load Terminals Included
  • Ring Tongue Styles Available
  • Finger Safe Terminals
  • Optional Front Mounting Kit

Specifications

Item Number:  
S203-K50
UPC:  
662019171739
Brand:
ABB
Item Category:
Circuit Breakers
Subcategory:
Miniature
Series:
S200
Poles:
3
Amps:
50
UL Standard:
1077
Trip Curve:
Terminal Type:
Screw
Max Voltage:
480 VAC;125 VDC
Shunt Trip:
Optional
Protection:
Supplemental
Auxiliary Switch:
Optional
Undervoltage Release:
Optional
Terminals Included:
Line / Load
Trip Unit:
Fixed Thermal / Fixed Magnetic
Mounting:
DIN Rail
Neutral Pole:
No
kAIC @ 240 VAC:
10
CSA Standard:
22.2
IEC Standard:
60898, 60947-2
kAIC @ 277/480 VAC:
6
kAIC @ 60 VDC:
10
kAIC @ 125 VDC:
10
Alarm Switch:
Optional
Busbar:
Optional
Approvals:
UL;CSA
H x W x D:
3.15 in x 3.62 in x 2.28 in
  Net Weight:
1 lb
  Gross Weight:
1 lb

Accessories

S2C-A1-ABBG
ABB - Shunt Trip
ITEM #:S2C-A1
Shunt Trip, 12-60VAC/12-60VDC
In Stock
$ 38.45
S2C-A2-ABBG
ABB - Shunt Trip
ITEM #:S2C-A2
Shunt Trip, 110-415VAC/110-250VDC, For Use W/ S200, S200P, S280UC & S280W Series, UL1077 CSA 22.2
Lead Time: 31 days
$ 36.60
S2C-H6RU-ABBG
ABB - Auxiliary Contact
ITEM #:S2C-H6RU
Auxiliary Contact, 1NO&1NC, For Use with UL489 (S200U) Series Only
Lead Time: 14 days
$ 10.98
S2C-S/H6R-ABBG
ABB - Accessory
ITEM #:S2C-S/H6R
Bell Alarm For USe with UL1077 (S200) Series Only
In Stock
$ 25.10
S2C-UA110-ABBG
ABB - Undervoltage Release
ITEM #:S2C-UA110
Undervoltage Release, 110VAC/VDC
Lead Time: 28 days
$ 110.75
S2C-UA230-ABBG
ABB - Undervoltage Release
ITEM #:S2C-UA230
Undervotlage Release, 220VAC/VDC
Lead Time: 28 days
$ 110.75
S2C-UA24-ABBG
ABB - Undervoltage Release
ITEM #:S2C-UA24
Undervoltage Release, 24VAC/VDC
Lead Time: 28 days
$ 127.37
S500-ME1-ABBG
ABB - Accessory
ITEM #:S500-ME1
FRONT MOUNTING KIT, 2 POLE
In Stock
$ 59.19
S500-ME3-ABBG
ABB - Accessory
ITEM #:S500-ME3
FRONT MOUNTING KIT, 2-10 POLE
Lead Time: 29 days
Quote Required

Alternatives

S203-D50-ABBG
ABB - Miniature Circuit Breakers
ITEM #:S203-D50
Circuit Breaker, 3-P, 50A/480V, D, 480Y/277VAC, UL1077 Recognized, DIN Mount
In Stock
$ 112.91
Possible Alternative - Longer Instantaneous Delay on Trip (D Curve)

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